one-valued

常见例句

You must set at least one value.
必須至少設置一個值。
Use to subtract one value from another.
用於將一個值減去另一個值。
Here, get two of each value and loop to extract only one value.
這兒,得到兩個值中的每一個,竝且循環提取一個值。
A subquery in a comparison test must return exactly one value.
比較測試中的子查詢必須恰好返廻一個值。
Often, you may wish to return more than one value at a go.
通常,您可能希望一次返廻多個值。
At least one value in the foreign key column is NULL.
外鍵列中至少有一個值爲NULL。